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134102303 = 247754139
BaseRepresentation
bin1111111111000…
…11110100011111
3100100100002202222
413333203310133
5233312233203
621150135555
73215564546
oct777436437
9310302688
10134102303
1169774055
1238ab15bb
1321a23a9a
1413b4b15d
15bb8e038
hex7fe3d1f

134102303 has 4 divisors (see below), whose sum is σ = 134158920. Its totient is φ = 134045688.

The previous prime is 134102299. The next prime is 134102317. The reversal of 134102303 is 303201431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 303201431 = 1323323187.

It is a cyclic number.

It is not a de Polignac number, because 134102303 - 22 = 134102299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134102603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24593 + ... + 29546.

It is an arithmetic number, because the mean of its divisors is an integer number (33539730).

Almost surely, 2134102303 is an apocalyptic number.

134102303 is a deficient number, since it is larger than the sum of its proper divisors (56617).

134102303 is an equidigital number, since it uses as much as digits as its factorization.

134102303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56616.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 134102303 is about 11580.2548762970. The cubic root of 134102303 is about 511.8531874292.

Adding to 134102303 its reverse (303201431), we get a palindrome (437303734).

The spelling of 134102303 in words is "one hundred thirty-four million, one hundred two thousand, three hundred three".

Divisors: 1 2477 54139 134102303